IMECH-IR  > 力学所知识产出(1956-2008)
粉质粘土中的刚性桩在横向载荷作用下失稳的模型试验研究
Alternative TitleExperimental study on instability of rigid piles under lateral loads in silty clay
崔新壮; 丁桦
Source Publication岩土力学
2004-11-30
Volume25Issue:11Pages:1744-1748,1753
Abstract为解释横向载荷作用下刚性桩的失稳机理,针对桩头自由的刚性桩做了一系列横向加载试验.基础土为粉质粘土,含水量介于9.85%~13.85%之间.由载荷-位移全过程曲线发现,刚性桩在横向载荷达到一定值时会失稳;由试验录像及土体剖面发现,由于土体的软化破坏,在桩后土体内会出现贯穿的局部破坏并形成一楔体,同时在土面伴随一不完全的椭圆形鼓包及一条平行于加载方向的拉伸裂缝,而在桩前土中,由于桩的挤压会形成一条侵彻沟.分析认为,对大位移刚性桩桩后土体的破坏是桩失稳的根本原因.
Keyword刚性桩 粉质粘土 失稳 横向荷载 剪切带
Indexed ByCSCD
Language中文
CSCD IDCSCD:1699910
Citation statistics
Cited Times:3[CSCD]   [CSCD Record]
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/40416
Collection力学所知识产出(1956-2008)
Corresponding Author崔新壮
Recommended Citation
GB/T 7714
崔新壮,丁桦. 粉质粘土中的刚性桩在横向载荷作用下失稳的模型试验研究[J]. 岩土力学,2004,25,11,:1744-1748,1753.
APA 崔新壮,&丁桦.(2004).粉质粘土中的刚性桩在横向载荷作用下失稳的模型试验研究.岩土力学,25(11),1744-1748,1753.
MLA 崔新壮,et al."粉质粘土中的刚性桩在横向载荷作用下失稳的模型试验研究".岩土力学 25.11(2004):1744-1748,1753.
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